#aboutUs{
	box-sizing: border-box;
	width: 100%;
	height: 482px;
	padding: 0px 51px;
	margin-top: -30px;
	background-color:#fafafa ;
}
#case{
	box-sizing: border-box;
	width: 100%;
	margin-top: 30px;
	padding: 0px 51px;
}
#link{
	box-sizing: border-box;
	width: 100%;
	padding: 0px 51px;
}
section .h3{
	margin-top: 0px;
	width: 145px;
	height: 36px;
	position: relative;
	top: 33px;

	border: 1px solid #6db6ff;	
	border-top-color:transparent ;
	text-align: center;
	margin: 26px auto 21px auto;
}
section .h3:before{
	content: "";
	display: block;
	width: 22px;
	border-bottom: 1px solid #6db6ff;
	position: absolute;
	top:-1px;
}
section .h3:after{
	content: "";
	display: block;
	width: 23px;
	border-bottom: 1px solid #6db6ff;
	position: absolute;
	top:-1px;
	right: -1px;
}
.h3 .Hch{
	position: absolute;
	width: 80%;
	top: -18px;
	left: 10%;
	font-size: 24px;
}
.h3 .Hen{
	margin-top: 16px;
	font-size: 16px;
}
.Sitem {
	margin-top: 51px;
}

section div .item1{
	box-sizing: border-box;
	width: 267px;
	
	display: inline-block;
	background-color: #f2f2f2;
	
	text-align: center;
	padding: 0 10px;
}
section div .item2{
	box-sizing: border-box;
	width: 320px;
	display: inline-block;
	background-color: #f2f2f2;
	text-align: center;
	padding: 0 34px;
	margin: 0px 15px;
	 
}
section div div .sp1{
	width: 126px;
	height:126px;
	margin: 18px auto 16px auto;
}
section div div .title{
	font-size: 16px;
	font-weight: bold;
}
section div div .detail{
	text-align: justify;
    font-size: 12px;
    letter-spacing: 3px;
    line-height: 25px;
}
#case div div{
	display: inline-block;
}
#case div .img{
	border: 1px solid black;
	margin-left: 3px;
	width: 290px;
	height: 221px;
}
#case div div img{
	width: 100%;
	height: 100%;
}
#case div .item{
	width: 290px;
	margin-left: 3px;
	font-size: 12px;
	margin-top: 18px;
	margin-bottom: 22px;
	
	text-align: center;
}
#case div .item button{
	width: 135px;
	height: 27px;
	font-size: 16px;
	font-family: MicrosoftYaHei-Bold;
	background-color:#6db6ff ;
	margin-top: 20px;
	color: white;
}

#link .background{
	width: 100%;
	height: 305px;
	background: url(../img/background.jpg);
	background-size:cover ;
	position: relative;
	z-index: 1;
}
.background .black{
	width: 100%;
	height: 305px;
	background-color: #000000;
	opacity: 0.6;
	position: absolute;
	top:0px;
	z-index: 2;
}
.background .logo{
	padding: 0px 89px 0px 89px;
	letter-spacing: 22px;
	position: absolute;
	top: 112px;
	z-index: 3;
}
.ali1,.ali2,.trust{
	display: inline-block;
	width: 222px;
	height: 81px;
	
}
.SLlogo{
	display: inline-block;
	position: absolute;
	top: 4px;
	left: 10px;
	width: 37px;
	height: 69px;
}
.SRlogo{
	display: inline-block;
	position: absolute;
	top: 4px;
	right: 10px;
	width: 37px;
	height: 69px;
}
.background div img{
	width: 100%;
	height: 100%;
}
